The 80,000 light-year return route was cut off, and Ariel was destroyed by the iron heel of the Karon Empire. The last princess Aria, carrying the last core pendant of civilization, fell into the land of China and was accidentally rescued by Lin Chen, a college student who loves machinery.
The shadow of alien invasion quietly envelopes the earth. The underwater divine continent and ancient mecha ruins recorded in ancient Chinese books have emerged, revealing the secret bond between Ariel's civilization and the earth that spans thousands of years. In order to protect his homeland, take revenge and restore his country, the boy joins hands with the alien princess to unlock the guardian mecha that has been sleeping for eternity.
The two crossed the interstellar barrier, gathered the remaining civilizations scattered across the universe, and formed an interstellar resistance alliance. Use the blood of mortals to control the Star God Armor, from exploring the deep sea to the decisive battle in the star sea, tearing apart the darkness of the empire against the odds. Using bonds as blades and mechas as shields, conquer the vast galaxy and protect the peace of thousands of stars!